package com.yueyi.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.yueyi.common.to.es.SkuEsModel;
import com.yueyi.gulimall.search.config.ElasticConfig;
import com.yueyi.gulimall.search.constant.EsConstant;
import com.yueyi.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;


@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    RestHighLevelClient restHighLevelClient;
    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        //保存到es
        //1.给es中建立索引，建立好映射关系

        //2.给es中保存这些数据
        BulkRequest bulkRequest = new BulkRequest();
        if (!skuEsModels.isEmpty()){
            for (SkuEsModel model : skuEsModels) {
                //1.构造保存请求
                IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
                indexRequest.id(model.getSkuId().toString());
                String s = JSON.toJSONString(model);
                indexRequest.source(s, XContentType.JSON);
                bulkRequest.add(indexRequest);
            }
            BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, ElasticConfig.COMMON_OPTIONS);

            //TODO 如果批量错误
            boolean hasFailures = bulk.hasFailures();

            List<String> collect = Arrays.asList(bulk.getItems()).stream().map(item -> {
                return item.getId();
            }).collect(Collectors.toList());

            log.info("商品上架完成：{}",collect);
            return hasFailures;
        }
        return false;
    }
}
